DIFFERENCES
How Are "Crest Whitestrips SupremeŽ" Different From The Whitestrips Sold in Stores?

"Crest Whitestrips SupremeŽ":

  1. Are available only through your dentist (Dr. Loewen).
  2. Are the best whitening Crest offers.
  3. Have a higher concentration of hydrogen peroxide for improved whitening.
  4. Includes a 21-day supply of strips.
 

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